﻿/*
 * File:        TableTools.js
 * Version:     2.1.4
 * Description: Tools and buttons for DataTables
 * Author:      Allan Jardine (www.sprymedia.co.uk)
 * Language:    Javascript
 * License:	    GPL v2 or BSD 3 point style
 * Project:	    DataTables
 * 
 * Copyright 2009-2012 Allan Jardine, all rights reserved.
 *
 * This source file is free software, under either the GPL v2 license or a
 * BSD style license, available at:
 *   http://datatables.net/license_gpl2
 *   http://datatables.net/license_bsd
 */

/* Global scope for TableTools */
var TableTools;

(function ($, window, document) {

    /** 
     * TableTools provides flexible buttons and other tools for a DataTables enhanced table
     * @class TableTools
     * @constructor
     * @param {Object} oDT DataTables instance
     * @param {Object} oOpts TableTools options
     * @param {String} oOpts.sSwfPath ZeroClipboard SWF path
     * @param {String} oOpts.sRowSelect Row selection options - 'none', 'single' or 'multi'
     * @param {Function} oOpts.fnPreRowSelect Callback function just prior to row selection
     * @param {Function} oOpts.fnRowSelected Callback function just after row selection
     * @param {Function} oOpts.fnRowDeselected Callback function when row is deselected
     * @param {Array} oOpts.aButtons List of buttons to be used
     */
    TableTools = function (oDT, oOpts) {
        /* Santiy check that we are a new instance */
        if (!this instanceof TableTools) {
            alert("Warning: TableTools must be initialised with the keyword 'new'");
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Public class variables
         * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

        /**
         * @namespace Settings object which contains customisable information for TableTools instance
         */
        this.s = {
            /**
             * Store 'this' so the instance can be retrieved from the settings object
             * @property that
             * @type	 object
             * @default  this
             */
            "that": this,

            /** 
             * DataTables settings objects
             * @property dt
             * @type	 object
             * @default  <i>From the oDT init option</i>
             */
            "dt": oDT.fnSettings(),

            /**
             * @namespace Print specific information
             */
            "print": {
                /** 
                 * DataTables draw 'start' point before the printing display was shown
                 *  @property saveStart
                 *  @type	 int
                 *  @default  -1
                 */
                "saveStart": -1,

                /** 
                 * DataTables draw 'length' point before the printing display was shown
                 *  @property saveLength
                 *  @type	 int
                 *  @default  -1
                 */
                "saveLength": -1,

                /** 
                 * Page scrolling point before the printing display was shown so it can be restored
                 *  @property saveScroll
                 *  @type	 int
                 *  @default  -1
                 */
                "saveScroll": -1,

                /** 
                 * Wrapped function to end the print display (to maintain scope)
                 *  @property funcEnd
                 *  @type	 Function
                 *  @default  function () {}
                 */
                "funcEnd": function () { }
            },

            /**
             * A unique ID is assigned to each button in each instance
             * @property buttonCounter
             *  @type	 int
             * @default  0
             */
            "buttonCounter": 0,

            /**
             * @namespace Select rows specific information
             */
            "select": {
                /**
                 * Select type - can be 'none', 'single' or 'multi'
                 * @property type
                 *  @type	 string
                 * @default  ""
                 */
                "type": "",

                /**
                 * Array of nodes which are currently selected
                 *  @property selected
                 *  @type	 array
                 *  @default  []
                 */
                "selected": [],

                /**
                 * Function to run before the selection can take place. Will cancel the select if the
                 * function returns false
                 *  @property preRowSelect
                 *  @type	 Function
                 *  @default  null
                 */
                "preRowSelect": null,

                /**
                 * Function to run when a row is selected
                 *  @property postSelected
                 *  @type	 Function
                 *  @default  null
                 */
                "postSelected": null,

                /**
                 * Function to run when a row is deselected
                 *  @property postDeselected
                 *  @type	 Function
                 *  @default  null
                 */
                "postDeselected": null,

                /**
                 * Indicate if all rows are selected (needed for server-side processing)
                 *  @property all
                 *  @type	 boolean
                 *  @default  false
                 */
                "all": false,

                /**
                 * Class name to add to selected TR nodes
                 *  @property selectedClass
                 *  @type	 String
                 *  @default  ""
                 */
                "selectedClass": ""
            },

            /**
             * Store of the user input customisation object
             *  @property custom
             *  @type	 object
             *  @default  {}
             */
            "custom": {},

            /**
             * SWF movie path
             *  @property swfPath
             *  @type	 string
             *  @default  ""
             */
            "swfPath": "",

            /**
             * Default button set
             *  @property buttonSet
             *  @type	 array
             *  @default  []
             */
            "buttonSet": [],

            /**
             * When there is more than one TableTools instance for a DataTable, there must be a 
             * master which controls events (row selection etc)
             *  @property master
             *  @type	 boolean
             *  @default  false
             */
            "master": false,

            /**
             * Tag names that are used for creating collections and buttons
             *  @namesapce
             */
            "tags": {}
        };


        /**
         * @namespace Common and useful DOM elements for the class instance
         */
        this.dom = {
            /**
             * DIV element that is create and all TableTools buttons (and their children) put into
             *  @property container
             *  @type	 node
             *  @default  null
             */
            "container": null,

            /**
             * The table node to which TableTools will be applied
             *  @property table
             *  @type	 node
             *  @default  null
             */
            "table": null,

            /**
             * @namespace Nodes used for the print display
             */
            "print": {
                /**
                 * Nodes which have been removed from the display by setting them to display none
                 *  @property hidden
                 *  @type	 array
                 *  @default  []
                 */
                "hidden": [],

                /**
                 * The information display saying telling the user about the print display
                 *  @property message
                 *  @type	 node
                 *  @default  null
                 */
                "message": null
            },

            /**
             * @namespace Nodes used for a collection display. This contains the currently used collection
             */
            "collection": {
                /**
                 * The div wrapper containing the buttons in the collection (i.e. the menu)
                 *  @property collection
                 *  @type	 node
                 *  @default  null
                 */
                "collection": null,

                /**
                 * Background display to provide focus and capture events
                 *  @property background
                 *  @type	 node
                 *  @default  null
                 */
                "background": null
            }
        };

        /**
         * @namespace Name space for the classes that this TableTools instance will use
         * @extends TableTools.classes
         */
        this.classes = $.extend(true, {}, TableTools.classes);
        if (this.s.dt.bJUI) {
            $.extend(true, this.classes, TableTools.classes_themeroller);
        }


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Public class methods
         * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

        /**
         * Retreieve the settings object from an instance
         *  @method fnSettings
         *  @returns {object} TableTools settings object
         */
        this.fnSettings = function () {
            return this.s;
        };


        /* Constructor logic */
        if (typeof oOpts == 'undefined') {
            oOpts = {};
        }

        this._fnConstruct(oOpts);

        return this;
    };



    TableTools.prototype = {
        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Public methods
         * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

        /**
         * Retreieve the settings object from an instance
         *  @returns {array} List of TR nodes which are currently selected
         *  @param {boolean} [filtered=false] Get only selected rows which are  
         *    available given the filtering applied to the table. By default
         *    this is false -  i.e. all rows, regardless of filtering are 
              selected.
         */
        "fnGetSelected": function (filtered) {
            var
                out = [],
                data = this.s.dt.aoData,
                displayed = this.s.dt.aiDisplay,
                i, iLen;

            if (filtered) {
                // Only consider filtered rows
                for (i = 0, iLen = displayed.length ; i < iLen ; i++) {
                    if (data[displayed[i]]._DTTT_selected) {
                        out.push(data[displayed[i]].nTr);
                    }
                }
            }
            else {
                // Use all rows
                for (i = 0, iLen = data.length ; i < iLen ; i++) {
                    if (data[i]._DTTT_selected) {
                        out.push(data[i].nTr);
                    }
                }
            }

            return out;
        },


        /**
         * Get the data source objects/arrays from DataTables for the selected rows (same as
         * fnGetSelected followed by fnGetData on each row from the table)
         *  @returns {array} Data from the TR nodes which are currently selected
         */
        "fnGetSelectedData": function () {
            var out = [];
            var data = this.s.dt.aoData;
            var i, iLen;

            for (i = 0, iLen = data.length ; i < iLen ; i++) {
                if (data[i]._DTTT_selected) {
                    out.push(this.s.dt.oInstance.fnGetData(i));
                }
            }

            return out;
        },


        /**
         * Check to see if a current row is selected or not
         *  @param {Node} n TR node to check if it is currently selected or not
         *  @returns {Boolean} true if select, false otherwise
         */
        "fnIsSelected": function (n) {
            var pos = this.s.dt.oInstance.fnGetPosition(n);
            return (this.s.dt.aoData[pos]._DTTT_selected === true) ? true : false;
        },


        /**
         * Select all rows in the table
         *  @param {boolean} [filtered=false] Select only rows which are available 
         *    given the filtering applied to the table. By default this is false - 
         *    i.e. all rows, regardless of filtering are selected.
         */
        "fnSelectAll": function (filtered) {
            var s = this._fnGetMasterSettings();

            this._fnRowSelect((filtered === true) ?
                s.dt.aiDisplay :
                s.dt.aoData
            );
        },


        /**
         * Deselect all rows in the table
         *  @param {boolean} [filtered=false] Deselect only rows which are available 
         *    given the filtering applied to the table. By default this is false - 
         *    i.e. all rows, regardless of filtering are deselected.
         */
        "fnSelectNone": function (filtered) {
            var s = this._fnGetMasterSettings();

            this._fnRowDeselect(this.fnGetSelected(filtered));
        },


        /**
         * Select row(s)
         *  @param {node|object|array} n The row(s) to select. Can be a single DOM
         *    TR node, an array of TR nodes or a jQuery object.
         */
        "fnSelect": function (n) {
            if (this.s.select.type == "single") {
                this.fnSelectNone();
                this._fnRowSelect(n);
            }
            else if (this.s.select.type == "multi") {
                this._fnRowSelect(n);
            }
        },


        /**
         * Deselect row(s)
         *  @param {node|object|array} n The row(s) to deselect. Can be a single DOM
         *    TR node, an array of TR nodes or a jQuery object.
         */
        "fnDeselect": function (n) {
            this._fnRowDeselect(n);
        },


        /**
         * Get the title of the document - useful for file names. The title is retrieved from either
         * the configuration object's 'title' parameter, or the HTML document title
         *  @param   {Object} oConfig Button configuration object
         *  @returns {String} Button title
         */
        "fnGetTitle": function (oConfig) {
            var sTitle = "";
            if (typeof oConfig.sTitle != 'undefined' && oConfig.sTitle !== "") {
                sTitle = oConfig.sTitle;
            } else {
                var anTitle = document.getElementsByTagName('title');
                if (anTitle.length > 0) {
                    sTitle = anTitle[0].innerHTML;
                }
            }

            /* Strip characters which the OS will object to - checking for UTF8 support in the scripting
             * engine
             */
            if ("\u00A1".toString().length < 4) {
                return sTitle.replace(/[^a-zA-Z0-9_\u00A1-\uFFFF\.,\-_ !\(\)]/g, "");
            } else {
                return sTitle.replace(/[^a-zA-Z0-9_\.,\-_ !\(\)]/g, "");
            }
        },


        /**
         * Calculate a unity array with the column width by proportion for a set of columns to be
         * included for a button. This is particularly useful for PDF creation, where we can use the
         * column widths calculated by the browser to size the columns in the PDF.
         *  @param   {Object} oConfig Button configuration object
         *  @returns {Array} Unity array of column ratios
         */
        "fnCalcColRatios": function (oConfig) {
            var
                aoCols = this.s.dt.aoColumns,
                aColumnsInc = this._fnColumnTargets(oConfig.mColumns),
                aColWidths = [],
                iWidth = 0, iTotal = 0, i, iLen;

            for (i = 0, iLen = aColumnsInc.length ; i < iLen ; i++) {
                if (aColumnsInc[i]) {
                    iWidth = aoCols[i].nTh.offsetWidth;
                    iTotal += iWidth;
                    aColWidths.push(iWidth);
                }
            }

            for (i = 0, iLen = aColWidths.length ; i < iLen ; i++) {
                aColWidths[i] = aColWidths[i] / iTotal;
            }

            return aColWidths.join('\t');
        },


        /**
         * Get the information contained in a table as a string
         *  @param   {Object} oConfig Button configuration object
         *  @returns {String} Table data as a string
         */
        "fnGetTableData": function (oConfig) {
            /* In future this could be used to get data from a plain HTML source as well as DataTables */
            if (this.s.dt) {
                return this._fnGetDataTablesData(oConfig);
            }
        },


        /**
         * Pass text to a flash button instance, which will be used on the button's click handler
         *  @param   {Object} clip Flash button object
         *  @param   {String} text Text to set
         */
        "fnSetText": function (clip, text) {
            this._fnFlashSetText(clip, text);
        },


        /**
         * Resize the flash elements of the buttons attached to this TableTools instance - this is
         * useful for when initialising TableTools when it is hidden (display:none) since sizes can't
         * be calculated at that time.
         */
        "fnResizeButtons": function () {
            for (var cli in ZeroClipboard_TableTools.clients) {
                if (cli) {
                    var client = ZeroClipboard_TableTools.clients[cli];
                    if (typeof client.domElement != 'undefined' &&
                         client.domElement.parentNode) {
                        client.positionElement();
                    }
                }
            }
        },


        /**
         * Check to see if any of the ZeroClipboard client's attached need to be resized
         */
        "fnResizeRequired": function () {
            for (var cli in ZeroClipboard_TableTools.clients) {
                if (cli) {
                    var client = ZeroClipboard_TableTools.clients[cli];
                    if (typeof client.domElement != 'undefined' &&
                         client.domElement.parentNode == this.dom.container &&
                         client.sized === false) {
                        return true;
                    }
                }
            }
            return false;
        },


        /**
         * Programmatically enable or disable the print view
         *  @param {boolean} [bView=true] Show the print view if true or not given. If false, then
         *    terminate the print view and return to normal.
         *  @param {object} [oConfig={}] Configuration for the print view
         *  @param {boolean} [oConfig.bShowAll=false] Show all rows in the table if true
         *  @param {string} [oConfig.sInfo] Information message, displayed as an overlay to the
         *    user to let them know what the print view is.
         *  @param {string} [oConfig.sMessage] HTML string to show at the top of the document - will
         *    be included in the printed document.
         */
        "fnPrint": function (bView, oConfig) {
            if (oConfig === undefined) {
                oConfig = {};
            }

            if (bView === undefined || bView) {
                this._fnPrintStart(oConfig);
            }
            else {
                this._fnPrintEnd();
            }
        },


        /**
         * Show a message to the end user which is nicely styled
         *  @param {string} message The HTML string to show to the user
         *  @param {int} time The duration the message is to be shown on screen for (mS)
         */
        "fnInfo": function (message, time) {
            var nInfo = document.createElement("div");
            nInfo.className = this.classes.print.info;
            nInfo.innerHTML = message;

            document.body.appendChild(nInfo);

            setTimeout(function () {
                $(nInfo).fadeOut("normal", function () {
                    document.body.removeChild(nInfo);
                });
            }, time);
        },



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Private methods (they are of course public in JS, but recommended as private)
         * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

        /**
         * Constructor logic
         *  @method  _fnConstruct
         *  @param   {Object} oOpts Same as TableTools constructor
         *  @returns void
         *  @private 
         */
        "_fnConstruct": function (oOpts) {
            var that = this;

            this._fnCustomiseSettings(oOpts);

            /* Container element */
            this.dom.container = document.createElement(this.s.tags.container);
            this.dom.container.className = this.classes.container;

            /* Row selection config */
            if (this.s.select.type != 'none') {
                this._fnRowSelectConfig();
            }

            /* Buttons */
            this._fnButtonDefinations(this.s.buttonSet, this.dom.container);

            /* Destructor - need to wipe the DOM for IE's garbage collector */
            this.s.dt.aoDestroyCallback.push({
                "sName": "TableTools",
                "fn": function () {
                    that.dom.container.innerHTML = "";
                }
            });
        },


        /**
         * Take the user defined settings and the default settings and combine them.
         *  @method  _fnCustomiseSettings
         *  @param   {Object} oOpts Same as TableTools constructor
         *  @returns void
         *  @private 
         */
        "_fnCustomiseSettings": function (oOpts) {
            /* Is this the master control instance or not? */
            if (typeof this.s.dt._TableToolsInit == 'undefined') {
                this.s.master = true;
                this.s.dt._TableToolsInit = true;
            }

            /* We can use the table node from comparisons to group controls */
            this.dom.table = this.s.dt.nTable;

            /* Clone the defaults and then the user options */
            this.s.custom = $.extend({}, TableTools.DEFAULTS, oOpts);

            /* Flash file location */
            this.s.swfPath = this.s.custom.sSwfPath;
            if (typeof ZeroClipboard_TableTools != 'undefined') {
                ZeroClipboard_TableTools.moviePath = this.s.swfPath;
            }

            /* Table row selecting */
            this.s.select.type = this.s.custom.sRowSelect;
            this.s.select.preRowSelect = this.s.custom.fnPreRowSelect;
            this.s.select.postSelected = this.s.custom.fnRowSelected;
            this.s.select.postDeselected = this.s.custom.fnRowDeselected;

            // Backwards compatibility - allow the user to specify a custom class in the initialiser
            if (this.s.custom.sSelectedClass) {
                this.classes.select.row = this.s.custom.sSelectedClass;
            }

            this.s.tags = this.s.custom.oTags;

            /* Button set */
            this.s.buttonSet = this.s.custom.aButtons;
        },


        /**
         * Take the user input arrays and expand them to be fully defined, and then add them to a given
         * DOM element
         *  @method  _fnButtonDefinations
         *  @param {array} buttonSet Set of user defined buttons
         *  @param {node} wrapper Node to add the created buttons to
         *  @returns void
         *  @private 
         */
        "_fnButtonDefinations": function (buttonSet, wrapper) {
            var buttonDef;

            for (var i = 0, iLen = buttonSet.length ; i < iLen ; i++) {
                if (typeof buttonSet[i] == "string") {
                    if (typeof TableTools.BUTTONS[buttonSet[i]] == 'undefined') {
                        alert("TableTools: Warning - unknown button type: " + buttonSet[i]);
                        continue;
                    }
                    buttonDef = $.extend({}, TableTools.BUTTONS[buttonSet[i]], true);
                }
                else {
                    if (typeof TableTools.BUTTONS[buttonSet[i].sExtends] == 'undefined') {
                        alert("TableTools: Warning - unknown button type: " + buttonSet[i].sExtends);
                        continue;
                    }
                    var o = $.extend({}, TableTools.BUTTONS[buttonSet[i].sExtends], true);
                    buttonDef = $.extend(o, buttonSet[i], true);
                }

                wrapper.appendChild(this._fnCreateButton(
                    buttonDef,
                    $(wrapper).hasClass(this.classes.collection.container)
                ));
            }
        },


        /**
         * Create and configure a TableTools button
         *  @method  _fnCreateButton
         *  @param   {Object} oConfig Button configuration object
         *  @returns {Node} Button element
         *  @private 
         */
        "_fnCreateButton": function (oConfig, bCollectionButton) {
            var nButton = this._fnButtonBase(oConfig, bCollectionButton);

            if (oConfig.sAction.match(/flash/)) {
                this._fnFlashConfig(nButton, oConfig);
            }
            else if (oConfig.sAction == "text") {
                this._fnTextConfig(nButton, oConfig);
            }
            else if (oConfig.sAction == "div") {
                this._fnTextConfig(nButton, oConfig);
            }
            else if (oConfig.sAction == "collection") {
                this._fnTextConfig(nButton, oConfig);
                this._fnCollectionConfig(nButton, oConfig);
            }

            return nButton;
        },


        /**
         * Create the DOM needed for the button and apply some base properties. All buttons start here
         *  @method  _fnButtonBase
         *  @param   {o} oConfig Button configuration object
         *  @returns {Node} DIV element for the button
         *  @private 
         */
        "_fnButtonBase": function (o, bCollectionButton) {
            var sTag, sLiner, sClass;

            if (bCollectionButton) {
                sTag = o.sTag !== "default" ? o.sTag : this.s.tags.collection.button;
                sLiner = o.sLinerTag !== "default" ? o.sLiner : this.s.tags.collection.liner;
                sClass = this.classes.collection.buttons.normal;
            }
            else {
                sTag = o.sTag !== "default" ? o.sTag : this.s.tags.button;
                sLiner = o.sLinerTag !== "default" ? o.sLiner : this.s.tags.liner;
                sClass = this.classes.buttons.normal;
            }

            var
              nButton = document.createElement(sTag),
              nSpan = document.createElement(sLiner),
              masterS = this._fnGetMasterSettings();

            nButton.className = sClass + " " + o.sButtonClass;
            nButton.setAttribute('id', "ToolTables_" + this.s.dt.sInstance + "_" + masterS.buttonCounter);
            nButton.appendChild(nSpan);
            nSpan.innerHTML = o.sButtonText;

            masterS.buttonCounter++;

            return nButton;
        },


        /**
         * Get the settings object for the master instance. When more than one TableTools instance is
         * assigned to a DataTable, only one of them can be the 'master' (for the select rows). As such,
         * we will typically want to interact with that master for global properties.
         *  @method  _fnGetMasterSettings
         *  @returns {Object} TableTools settings object
         *  @private 
         */
        "_fnGetMasterSettings": function () {
            if (this.s.master) {
                return this.s;
            }
            else {
                /* Look for the master which has the same DT as this one */
                var instances = TableTools._aInstances;
                for (var i = 0, iLen = instances.length ; i < iLen ; i++) {
                    if (this.dom.table == instances[i].s.dt.nTable) {
                        return instances[i].s;
                    }
                }
            }
        },



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Button collection functions
         */

        /**
         * Create a collection button, when activated will present a drop down list of other buttons
         *  @param   {Node} nButton Button to use for the collection activation
         *  @param   {Object} oConfig Button configuration object
         *  @returns void
         *  @private
         */
        "_fnCollectionConfig": function (nButton, oConfig) {
            var nHidden = document.createElement(this.s.tags.collection.container);
            nHidden.style.display = "none";
            nHidden.className = this.classes.collection.container;
            oConfig._collection = nHidden;
            document.body.appendChild(nHidden);

            this._fnButtonDefinations(oConfig.aButtons, nHidden);
        },


        /**
         * Show a button collection
         *  @param   {Node} nButton Button to use for the collection
         *  @param   {Object} oConfig Button configuration object
         *  @returns void
         *  @private
         */
        "_fnCollectionShow": function (nButton, oConfig) {
            var
                that = this,
                oPos = $(nButton).offset(),
                nHidden = oConfig._collection,
                iDivX = oPos.left,
                iDivY = oPos.top + $(nButton).outerHeight(),
                iWinHeight = $(window).height(), iDocHeight = $(document).height(),
                iWinWidth = $(window).width(), iDocWidth = $(document).width();

            nHidden.style.position = "absolute";
            nHidden.style.left = iDivX + "px";
            nHidden.style.top = iDivY + "px";
            nHidden.style.display = "block";
            $(nHidden).css('opacity', 0);

            var nBackground = document.createElement('div');
            nBackground.style.position = "absolute";
            nBackground.style.left = "0px";
            nBackground.style.top = "0px";
            nBackground.style.height = ((iWinHeight > iDocHeight) ? iWinHeight : iDocHeight) + "px";
            nBackground.style.width = ((iWinWidth > iDocWidth) ? iWinWidth : iDocWidth) + "px";
            nBackground.className = this.classes.collection.background;
            $(nBackground).css('opacity', 0);

            document.body.appendChild(nBackground);
            document.body.appendChild(nHidden);

            /* Visual corrections to try and keep the collection visible */
            var iDivWidth = $(nHidden).outerWidth();
            var iDivHeight = $(nHidden).outerHeight();

            if (iDivX + iDivWidth > iDocWidth) {
                nHidden.style.left = (iDocWidth - iDivWidth) + "px";
            }

            if (iDivY + iDivHeight > iDocHeight) {
                nHidden.style.top = (iDivY - iDivHeight - $(nButton).outerHeight()) + "px";
            }

            this.dom.collection.collection = nHidden;
            this.dom.collection.background = nBackground;

            /* This results in a very small delay for the end user but it allows the animation to be
             * much smoother. If you don't want the animation, then the setTimeout can be removed
             */
            setTimeout(function () {
                $(nHidden).animate({ "opacity": 1 }, 500);
                $(nBackground).animate({ "opacity": 0.25 }, 500);
            }, 10);

            /* Resize the buttons to the Flash contents fit */
            this.fnResizeButtons();

            /* Event handler to remove the collection display */
            $(nBackground).click(function () {
                that._fnCollectionHide.call(that, null, null);
            });
        },


        /**
         * Hide a button collection
         *  @param   {Node} nButton Button to use for the collection
         *  @param   {Object} oConfig Button configuration object
         *  @returns void
         *  @private
         */
        "_fnCollectionHide": function (nButton, oConfig) {
            if (oConfig !== null && oConfig.sExtends == 'collection') {
                return;
            }

            if (this.dom.collection.collection !== null) {
                $(this.dom.collection.collection).animate({ "opacity": 0 }, 500, function (e) {
                    this.style.display = "none";
                });

                $(this.dom.collection.background).animate({ "opacity": 0 }, 500, function (e) {
                    this.parentNode.removeChild(this);
                });

                this.dom.collection.collection = null;
                this.dom.collection.background = null;
            }
        },



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Row selection functions
         */

        /**
         * Add event handlers to a table to allow for row selection
         *  @method  _fnRowSelectConfig
         *  @returns void
         *  @private 
         */
        "_fnRowSelectConfig": function () {
            if (this.s.master) {
                var
                    that = this,
                    i, iLen,
                    dt = this.s.dt,
                    aoOpenRows = this.s.dt.aoOpenRows;

                $(dt.nTable).addClass(this.classes.select.table);

                $('tr', dt.nTBody).live('click', function (e) {
                    /* Sub-table must be ignored (odd that the selector won't do this with >) */
                    if (this.parentNode != dt.nTBody) {
                        return;
                    }

                    /* Check that we are actually working with a DataTables controlled row */
                    if (dt.oInstance.fnGetData(this) === null) {
                        return;
                    }

                    if (that.fnIsSelected(this)) {
                        that._fnRowDeselect(this, e);
                    }
                    else if (that.s.select.type == "single") {
                        that.fnSelectNone();
                        that._fnRowSelect(this, e);
                    }
                    else if (that.s.select.type == "multi") {
                        that._fnRowSelect(this, e);
                    }
                });

                // Bind a listener to the DataTable for when new rows are created.
                // This allows rows to be visually selected when they should be and
                // deferred rendering is used.
                dt.oApi._fnCallbackReg(dt, 'aoRowCreatedCallback', function (tr, data, index) {
                    if (dt.aoData[index]._DTTT_selected) {
                        $(tr).addClass(that.classes.select.row);
                    }
                }, 'TableTools-SelectAll');
            }
        },

        /**
         * Select rows
         *  @param   {*} src Rows to select - see _fnSelectData for a description of valid inputs
         *  @private 
         */
        "_fnRowSelect": function (src, e) {
            var
                that = this,
                data = this._fnSelectData(src),
                firstTr = data.length === 0 ? null : data[0].nTr,
                anSelected = [],
                i, len;

            // Get all the rows that will be selected
            for (i = 0, len = data.length ; i < len ; i++) {
                if (data[i].nTr) {
                    anSelected.push(data[i].nTr);
                }
            }

            // User defined pre-selection function
            if (this.s.select.preRowSelect !== null && !this.s.select.preRowSelect.call(this, e, anSelected, true)) {
                return;
            }

            // Mark them as selected
            for (i = 0, len = data.length ; i < len ; i++) {
                data[i]._DTTT_selected = true;

                if (data[i].nTr) {
                    $(data[i].nTr).addClass(that.classes.select.row);
                }
            }

            // Post-selection function
            if (this.s.select.postSelected !== null) {
                this.s.select.postSelected.call(this, anSelected);
            }

            TableTools._fnEventDispatch(this, 'select', anSelected, true);
        },

        /**
         * Deselect rows
         *  @param   {*} src Rows to deselect - see _fnSelectData for a description of valid inputs
         *  @private 
         */
        "_fnRowDeselect": function (src, e) {
            var
                that = this,
                data = this._fnSelectData(src),
                firstTr = data.length === 0 ? null : data[0].nTr,
                anDeselectedTrs = [],
                i, len;

            // Get all the rows that will be deselected
            for (i = 0, len = data.length ; i < len ; i++) {
                if (data[i].nTr) {
                    anDeselectedTrs.push(data[i].nTr);
                }
            }

            // User defined pre-selection function
            if (this.s.select.preRowSelect !== null && !this.s.select.preRowSelect.call(this, e, anDeselectedTrs, false)) {
                return;
            }

            // Mark them as deselected
            for (i = 0, len = data.length ; i < len ; i++) {
                data[i]._DTTT_selected = false;

                if (data[i].nTr) {
                    $(data[i].nTr).removeClass(that.classes.select.row);
                }
            }

            // Post-deselection function
            if (this.s.select.postDeselected !== null) {
                this.s.select.postDeselected.call(this, anDeselectedTrs);
            }

            TableTools._fnEventDispatch(this, 'select', anDeselectedTrs, false);
        },

        /**
         * Take a data source for row selection and convert it into aoData points for the DT
         *   @param {*} src Can be a single DOM TR node, an array of TR nodes (including a
         *     a jQuery object), a single aoData point from DataTables, an array of aoData
         *     points or an array of aoData indexes
         *   @returns {array} An array of aoData points
         */
        "_fnSelectData": function (src) {
            var out = [], pos, i, iLen;

            if (src.nodeName) {
                // Single node
                pos = this.s.dt.oInstance.fnGetPosition(src);
                out.push(this.s.dt.aoData[pos]);
            }
            else if (typeof src.length !== 'undefined') {
                // jQuery object or an array of nodes, or aoData points
                for (i = 0, iLen = src.length ; i < iLen ; i++) {
                    if (src[i].nodeName) {
                        pos = this.s.dt.oInstance.fnGetPosition(src[i]);
                        out.push(this.s.dt.aoData[pos]);
                    }
                    else if (typeof src[i] === 'number') {
                        out.push(this.s.dt.aoData[src[i]]);
                    }
                    else {
                        out.push(src[i]);
                    }
                }

                return out;
            }
            else {
                // A single aoData point
                out.push(src);
            }

            return out;
        },


        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Text button functions
         */

        /**
         * Configure a text based button for interaction events
         *  @method  _fnTextConfig
         *  @param   {Node} nButton Button element which is being considered
         *  @param   {Object} oConfig Button configuration object
         *  @returns void
         *  @private 
         */
        "_fnTextConfig": function (nButton, oConfig) {
            var that = this;

            if (oConfig.fnInit !== null) {
                oConfig.fnInit.call(this, nButton, oConfig);
            }

            if (oConfig.sToolTip !== "") {
                nButton.title = oConfig.sToolTip;
            }

            $(nButton).hover(function () {
                if (oConfig.fnMouseover !== null) {
                    oConfig.fnMouseover.call(this, nButton, oConfig, null);
                }
            }, function () {
                if (oConfig.fnMouseout !== null) {
                    oConfig.fnMouseout.call(this, nButton, oConfig, null);
                }
            });

            if (oConfig.fnSelect !== null) {
                TableTools._fnEventListen(this, 'select', function (n) {
                    oConfig.fnSelect.call(that, nButton, oConfig, n);
                });
            }

            $(nButton).click(function (e) {
                //e.preventDefault();

                if (oConfig.fnClick !== null) {
                    oConfig.fnClick.call(that, nButton, oConfig, null);
                }

                /* Provide a complete function to match the behaviour of the flash elements */
                if (oConfig.fnComplete !== null) {
                    oConfig.fnComplete.call(that, nButton, oConfig, null, null);
                }

                that._fnCollectionHide(nButton, oConfig);
            });
        },



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Flash button functions
         */

        /**
         * Configure a flash based button for interaction events
         *  @method  _fnFlashConfig
         *  @param   {Node} nButton Button element which is being considered
         *  @param   {o} oConfig Button configuration object
         *  @returns void
         *  @private 
         */
        "_fnFlashConfig": function (nButton, oConfig) {
            var that = this;
            var flash = new ZeroClipboard_TableTools.Client();

            if (oConfig.fnInit !== null) {
                oConfig.fnInit.call(this, nButton, oConfig);
            }

            flash.setHandCursor(true);

            if (oConfig.sAction == "flash_save") {
                flash.setAction('save');
                flash.setCharSet((oConfig.sCharSet == "utf16le") ? 'UTF16LE' : 'UTF8');
                flash.setBomInc(oConfig.bBomInc);
                flash.setFileName(oConfig.sFileName.replace('*', this.fnGetTitle(oConfig)));
            }
            else if (oConfig.sAction == "flash_pdf") {
                flash.setAction('pdf');
                flash.setFileName(oConfig.sFileName.replace('*', this.fnGetTitle(oConfig)));
            }
            else {
                flash.setAction('copy');
            }

            flash.addEventListener('mouseOver', function (client) {
                if (oConfig.fnMouseover !== null) {
                    oConfig.fnMouseover.call(that, nButton, oConfig, flash);
                }
            });

            flash.addEventListener('mouseOut', function (client) {
                if (oConfig.fnMouseout !== null) {
                    oConfig.fnMouseout.call(that, nButton, oConfig, flash);
                }
            });

            flash.addEventListener('mouseDown', function (client) {
                if (oConfig.fnClick !== null) {
                    oConfig.fnClick.call(that, nButton, oConfig, flash);
                }
            });

            flash.addEventListener('complete', function (client, text) {
                if (oConfig.fnComplete !== null) {
                    oConfig.fnComplete.call(that, nButton, oConfig, flash, text);
                }
                that._fnCollectionHide(nButton, oConfig);
            });

            this._fnFlashGlue(flash, nButton, oConfig.sToolTip);
        },


        /**
         * Wait until the id is in the DOM before we "glue" the swf. Note that this function will call
         * itself (using setTimeout) until it completes successfully
         *  @method  _fnFlashGlue
         *  @param   {Object} clip Zero clipboard object
         *  @param   {Node} node node to glue swf to
         *  @param   {String} text title of the flash movie
         *  @returns void
         *  @private 
         */
        "_fnFlashGlue": function (flash, node, text) {
            var that = this;
            var id = node.getAttribute('id');

            if (document.getElementById(id)) {
                flash.glue(node, text);
            }
            else {
                setTimeout(function () {
                    that._fnFlashGlue(flash, node, text);
                }, 100);
            }
        },


        /**
         * Set the text for the flash clip to deal with
         * 
         * This function is required for large information sets. There is a limit on the 
         * amount of data that can be transferred between Javascript and Flash in a single call, so
         * we use this method to build up the text in Flash by sending over chunks. It is estimated
         * that the data limit is around 64k, although it is undocumented, and appears to be different
         * between different flash versions. We chunk at 8KiB.
         *  @method  _fnFlashSetText
         *  @param   {Object} clip the ZeroClipboard object
         *  @param   {String} sData the data to be set
         *  @returns void
         *  @private 
         */
        "_fnFlashSetText": function (clip, sData) {
            var asData = this._fnChunkData(sData, 8192);

            clip.clearText();
            for (var i = 0, iLen = asData.length ; i < iLen ; i++) {
                clip.appendText(asData[i]);
            }
        },



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Data retrieval functions
         */

        /**
         * Convert the mixed columns variable into a boolean array the same size as the columns, which
         * indicates which columns we want to include
         *  @method  _fnColumnTargets
         *  @param   {String|Array} mColumns The columns to be included in data retrieval. If a string
         *			 then it can take the value of "visible" or "hidden" (to include all visible or
         *			 hidden columns respectively). Or an array of column indexes
         *  @returns {Array} A boolean array the length of the columns of the table, which each value
         *			 indicating if the column is to be included or not
         *  @private 
         */
        "_fnColumnTargets": function (mColumns) {
            var aColumns = [];
            var dt = this.s.dt;

            if (typeof mColumns == "object") {
                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    aColumns.push(false);
                }

                for (i = 0, iLen = mColumns.length ; i < iLen ; i++) {
                    aColumns[mColumns[i]] = true;
                }
            }
            else if (mColumns == "visible") {
                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    aColumns.push(dt.aoColumns[i].bVisible ? true : false);
                }
            }
            else if (mColumns == "hidden") {
                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    aColumns.push(dt.aoColumns[i].bVisible ? false : true);
                }
            }
            else if (mColumns == "sortable") {
                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    aColumns.push(dt.aoColumns[i].bSortable ? true : false);
                }
            }
            else /* all */ {
                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    aColumns.push(true);
                }
            }

            return aColumns;
        },


        /**
         * New line character(s) depend on the platforms
         *  @method  method
         *  @param   {Object} oConfig Button configuration object - only interested in oConfig.sNewLine
         *  @returns {String} Newline character
         */
        "_fnNewline": function (oConfig) {
            if (oConfig.sNewLine == "auto") {
                return navigator.userAgent.match(/Windows/) ? "\r\n" : "\n";
            }
            else {
                return oConfig.sNewLine;
            }
        },


        /**
         * Get data from DataTables' internals and format it for output
         *  @method  _fnGetDataTablesData
         *  @param   {Object} oConfig Button configuration object
         *  @param   {String} oConfig.sFieldBoundary Field boundary for the data cells in the string
         *  @param   {String} oConfig.sFieldSeperator Field separator for the data cells
         *  @param   {String} oConfig.sNewline New line options
         *  @param   {Mixed} oConfig.mColumns Which columns should be included in the output
         *  @param   {Boolean} oConfig.bHeader Include the header
         *  @param   {Boolean} oConfig.bFooter Include the footer
         *  @param   {Boolean} oConfig.bSelectedOnly Include only the selected rows in the output
         *  @returns {String} Concatenated string of data
         *  @private 
         */
        "_fnGetDataTablesData": function (oConfig) {
            var i, iLen, j, jLen;
            var aRow, aData = [], sLoopData = '', arr;
            var dt = this.s.dt, tr, child;
            var regex = new RegExp(oConfig.sFieldBoundary, "g"); /* Do it here for speed */
            var aColumnsInc = this._fnColumnTargets(oConfig.mColumns);
            var bSelectedOnly = (typeof oConfig.bSelectedOnly != 'undefined') ? oConfig.bSelectedOnly : false;

            /*
             * Header
             */
            if (oConfig.bHeader) {
                aRow = [];

                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    if (aColumnsInc[i]) {
                        sLoopData = dt.aoColumns[i].sTitle.replace(/\n/g, " ").replace(/<.*?>/g, "").replace(/^\s+|\s+$/g, "");
                        sLoopData = this._fnHtmlDecode(sLoopData);

                        aRow.push(this._fnBoundData(sLoopData, oConfig.sFieldBoundary, regex));
                    }
                }

                aData.push(aRow.join(oConfig.sFieldSeperator));
            }

            /*
             * Body
             */
            var aDataIndex = dt.aiDisplay;
            var aSelected = this.fnGetSelected();
            if (this.s.select.type !== "none" && bSelectedOnly && aSelected.length !== 0) {
                aDataIndex = [];
                for (i = 0, iLen = aSelected.length ; i < iLen ; i++) {
                    aDataIndex.push(dt.oInstance.fnGetPosition(aSelected[i]));
                }
            }

            for (j = 0, jLen = aDataIndex.length ; j < jLen ; j++) {
                tr = dt.aoData[aDataIndex[j]].nTr;
                aRow = [];

                /* Columns */
                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    if (aColumnsInc[i]) {
                        /* Convert to strings (with small optimisation) */
                        var mTypeData = dt.oApi._fnGetCellData(dt, aDataIndex[j], i, 'display');
                        if (oConfig.fnCellRender) {
                            sLoopData = oConfig.fnCellRender(mTypeData, i, tr, aDataIndex[j]) + "";
                        }
                        else if (typeof mTypeData == "string") {
                            /* Strip newlines, replace img tags with alt attr. and finally strip html... */
                            sLoopData = mTypeData.replace(/\n/g, " ");
                            sLoopData =
                                sLoopData.replace(/<img.*?\s+alt\s*=\s*(?:"([^"]+)"|'([^']+)'|([^\s>]+)).*?>/gi,
                                    '$1$2$3');
                            sLoopData = sLoopData.replace(/<.*?>/g, "");
                        }
                        else {
                            sLoopData = mTypeData + "";
                        }

                        /* Trim and clean the data */
                        sLoopData = sLoopData.replace(/^\s+/, '').replace(/\s+$/, '');
                        sLoopData = this._fnHtmlDecode(sLoopData);

                        /* Bound it and add it to the total data */
                        aRow.push(this._fnBoundData(sLoopData, oConfig.sFieldBoundary, regex));
                    }
                }

                aData.push(aRow.join(oConfig.sFieldSeperator));

                /* Details rows from fnOpen */
                if (oConfig.bOpenRows) {
                    arr = $.grep(dt.aoOpenRows, function (o) { return o.nParent === tr; });

                    if (arr.length === 1) {
                        sLoopData = this._fnBoundData($('td', arr[0].nTr).html(), oConfig.sFieldBoundary, regex);
                        aData.push(sLoopData);
                    }
                }
            }

            /*
             * Footer
             */
            if (oConfig.bFooter && dt.nTFoot !== null) {
                aRow = [];

                for (i = 0, iLen = dt.aoColumns.length ; i < iLen ; i++) {
                    if (aColumnsInc[i] && dt.aoColumns[i].nTf !== null) {
                        sLoopData = dt.aoColumns[i].nTf.innerHTML.replace(/\n/g, " ").replace(/<.*?>/g, "");
                        sLoopData = this._fnHtmlDecode(sLoopData);

                        aRow.push(this._fnBoundData(sLoopData, oConfig.sFieldBoundary, regex));
                    }
                }

                aData.push(aRow.join(oConfig.sFieldSeperator));
            }

            _sLastData = aData.join(this._fnNewline(oConfig));
            return _sLastData;
        },


        /**
         * Wrap data up with a boundary string
         *  @method  _fnBoundData
         *  @param   {String} sData data to bound
         *  @param   {String} sBoundary bounding char(s)
         *  @param   {RegExp} regex search for the bounding chars - constructed outside for efficiency
         *			 in the loop
         *  @returns {String} bound data
         *  @private 
         */
        "_fnBoundData": function (sData, sBoundary, regex) {
            if (sBoundary === "") {
                return sData;
            }
            else {
                return sBoundary + sData.replace(regex, sBoundary + sBoundary) + sBoundary;
            }
        },


        /**
         * Break a string up into an array of smaller strings
         *  @method  _fnChunkData
         *  @param   {String} sData data to be broken up
         *  @param   {Int} iSize chunk size
         *  @returns {Array} String array of broken up text
         *  @private 
         */
        "_fnChunkData": function (sData, iSize) {
            var asReturn = [];
            var iStrlen = sData.length;

            for (var i = 0 ; i < iStrlen ; i += iSize) {
                if (i + iSize < iStrlen) {
                    asReturn.push(sData.substring(i, i + iSize));
                }
                else {
                    asReturn.push(sData.substring(i, iStrlen));
                }
            }

            return asReturn;
        },


        /**
         * Decode HTML entities
         *  @method  _fnHtmlDecode
         *  @param   {String} sData encoded string
         *  @returns {String} decoded string
         *  @private 
         */
        "_fnHtmlDecode": function (sData) {
            if (sData.indexOf('&') === -1) {
                return sData;
            }

            var n = document.createElement('div');

            return sData.replace(/&([^\s]*);/g, function (match, match2) {
                if (match.substr(1, 1) === '#') {
                    return String.fromCharCode(Number(match2.substr(1)));
                }
                else {
                    n.innerHTML = match;
                    return n.childNodes[0].nodeValue;
                }
            });
        },



        /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
         * Printing functions
         */

        /**
         * Show print display
         *  @method  _fnPrintStart
         *  @param   {Event} e Event object
         *  @param   {Object} oConfig Button configuration object
         *  @returns void
         *  @private 
         */
        "_fnPrintStart": function (oConfig) {
            var that = this;
            var oSetDT = this.s.dt;

            /* Parse through the DOM hiding everything that isn't needed for the table */
            this._fnPrintHideNodes(oSetDT.nTable);

            /* Show the whole table */
            this.s.print.saveStart = oSetDT._iDisplayStart;
            this.s.print.saveLength = oSetDT._iDisplayLength;

            if (oConfig.bShowAll) {
                oSetDT._iDisplayStart = 0;
                oSetDT._iDisplayLength = -1;
                oSetDT.oApi._fnCalculateEnd(oSetDT);
                oSetDT.oApi._fnDraw(oSetDT);
            }

            /* Adjust the display for scrolling which might be done by DataTables */
            if (oSetDT.oScroll.sX !== "" || oSetDT.oScroll.sY !== "") {
                this._fnPrintScrollStart(oSetDT);

                // If the table redraws while in print view, the DataTables scrolling
                // setup would hide the header, so we need to readd it on draw
                $(this.s.dt.nTable).bind('draw.DTTT_Print', function () {
                    that._fnPrintScrollStart(oSetDT);
                });
            }

            /* Remove the other DataTables feature nodes - but leave the table! and info div */
            var anFeature = oSetDT.aanFeatures;
            for (var cFeature in anFeature) {
                if (cFeature != 'i' && cFeature != 't' && cFeature.length == 1) {
                    for (var i = 0, iLen = anFeature[cFeature].length ; i < iLen ; i++) {
                        this.dom.print.hidden.push({
                            "node": anFeature[cFeature][i],
                            "display": "block"
                        });
                        anFeature[cFeature][i].style.display = "none";
                    }
                }
            }

            /* Print class can be used for styling */
            $(document.body).addClass(this.classes.print.body);

            /* Show information message to let the user know what is happening */
            if (oConfig.sInfo !== "") {
                this.fnInfo(oConfig.sInfo, 3000);
            }

            /* Add a message at the top of the page */
            if (oConfig.sMessage) {
                this.dom.print.message = document.createElement("div");
                this.dom.print.message.className = this.classes.print.message;
                this.dom.print.message.innerHTML = oConfig.sMessage;
                document.body.insertBefore(this.dom.print.message, document.body.childNodes[0]);
            }

            /* Cache the scrolling and the jump to the top of the page */
            this.s.print.saveScroll = $(window).scrollTop();
            window.scrollTo(0, 0);

            /* Bind a key event listener to the document for the escape key -
             * it is removed in the callback
             */
            $(document).bind("keydown.DTTT", function (e) {
                /* Only interested in the escape key */
                if (e.keyCode == 27) {
                    e.preventDefault();
                    that._fnPrintEnd.call(that, e);
                }
            });
        },


        /**
         * Printing is finished, resume normal display
         *  @method  _fnPrintEnd
         *  @param   {Event} e Event object
         *  @returns void
         *  @private 
         */
        "_fnPrintEnd": function (e) {
            var that = this;
            var oSetDT = this.s.dt;
            var oSetPrint = this.s.print;
            var oDomPrint = this.dom.print;

            /* Show all hidden nodes */
            this._fnPrintShowNodes();

            /* Restore DataTables' scrolling */
            if (oSetDT.oScroll.sX !== "" || oSetDT.oScroll.sY !== "") {
                $(this.s.dt.nTable).unbind('draw.DTTT_Print');

                this._fnPrintScrollEnd();
            }

            /* Restore the scroll */
            window.scrollTo(0, oSetPrint.saveScroll);

            /* Drop the print message */
            if (oDomPrint.message !== null) {
                document.body.removeChild(oDomPrint.message);
                oDomPrint.message = null;
            }

            /* Styling class */
            $(document.body).removeClass('DTTT_Print');

            /* Restore the table length */
            oSetDT._iDisplayStart = oSetPrint.saveStart;
            oSetDT._iDisplayLength = oSetPrint.saveLength;
            oSetDT.oApi._fnCalculateEnd(oSetDT);
            oSetDT.oApi._fnDraw(oSetDT);

            $(document).unbind("keydown.DTTT");
        },


        /**
         * Take account of scrolling in DataTables by showing the full table
         *  @returns void
         *  @private 
         */
        "_fnPrintScrollStart": function () {
            var
                oSetDT = this.s.dt,
                nScrollHeadInner = oSetDT.nScrollHead.getElementsByTagName('div')[0],
                nScrollHeadTable = nScrollHeadInner.getElementsByTagName('table')[0],
                nScrollBody = oSetDT.nTable.parentNode;

            /* Copy the header in the thead in the body table, this way we show one single table when
             * in print view. Note that this section of code is more or less verbatim from DT 1.7.0
             */
            var nTheadSize = oSetDT.nTable.getElementsByTagName('thead');
            if (nTheadSize.length > 0) {
                oSetDT.nTable.removeChild(nTheadSize[0]);
            }

            if (oSetDT.nTFoot !== null) {
                var nTfootSize = oSetDT.nTable.getElementsByTagName('tfoot');
                if (nTfootSize.length > 0) {
                    oSetDT.nTable.removeChild(nTfootSize[0]);
                }
            }

            nTheadSize = oSetDT.nTHead.cloneNode(true);
            oSetDT.nTable.insertBefore(nTheadSize, oSetDT.nTable.childNodes[0]);

            if (oSetDT.nTFoot !== null) {
                nTfootSize = oSetDT.nTFoot.cloneNode(true);
                oSetDT.nTable.insertBefore(nTfootSize, oSetDT.nTable.childNodes[1]);
            }

            /* Now adjust the table's viewport so we can actually see it */
            if (oSetDT.oScroll.sX !== "") {
                oSetDT.nTable.style.width = $(oSetDT.nTable).outerWidth() + "px";
                nScrollBody.style.width = $(oSetDT.nTable).outerWidth() + "px";
                nScrollBody.style.overflow = "visible";
            }

            if (oSetDT.oScroll.sY !== "") {
                nScrollBody.style.height = $(oSetDT.nTable).outerHeight() + "px";
                nScrollBody.style.overflow = "visible";
            }
        },


        /**
         * Take account of scrolling in DataTables by showing the full table. Note that the redraw of
         * the DataTable that we do will actually deal with the majority of the hard work here
         *  @returns void
         *  @private 
         */
        "_fnPrintScrollEnd": function () {
            var
                oSetDT = this.s.dt,
                nScrollBody = oSetDT.nTable.parentNode;

            if (oSetDT.oScroll.sX !== "") {
                nScrollBody.style.width = oSetDT.oApi._fnStringToCss(oSetDT.oScroll.sX);
                nScrollBody.style.overflow = "auto";
            }

            if (oSetDT.oScroll.sY !== "") {
                nScrollBody.style.height = oSetDT.oApi._fnStringToCss(oSetDT.oScroll.sY);
                nScrollBody.style.overflow = "auto";
            }
        },


        /**
         * Resume the display of all TableTools hidden nodes
         *  @method  _fnPrintShowNodes
         *  @returns void
         *  @private 
         */
        "_fnPrintShowNodes": function () {
            var anHidden = this.dom.print.hidden;

            for (var i = 0, iLen = anHidden.length ; i < iLen ; i++) {
                anHidden[i].node.style.display = anHidden[i].display;
            }
            anHidden.splice(0, anHidden.length);
        },


        /**
         * Hide nodes which are not needed in order to display the table. Note that this function is
         * recursive
         *  @method  _fnPrintHideNodes
         *  @param   {Node} nNode Element which should be showing in a 'print' display
         *  @returns void
         *  @private 
         */
        "_fnPrintHideNodes": function (nNode) {
            var anHidden = this.dom.print.hidden;

            var nParent = nNode.parentNode;
            var nChildren = nParent.childNodes;
            for (var i = 0, iLen = nChildren.length ; i < iLen ; i++) {
                if (nChildren[i] != nNode && nChildren[i].nodeType == 1) {
                    /* If our node is shown (don't want to show nodes which were previously hidden) */
                    var sDisplay = $(nChildren[i]).css("display");
                    if (sDisplay != "none") {
                        /* Cache the node and it's previous state so we can restore it */
                        anHidden.push({
                            "node": nChildren[i],
                            "display": sDisplay
                        });
                        nChildren[i].style.display = "none";
                    }
                }
            }

            if (nParent.nodeName != "BODY") {
                this._fnPrintHideNodes(nParent);
            }
        }
    };



    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
     * Static variables
     * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /**
     * Store of all instances that have been created of TableTools, so one can look up other (when
     * there is need of a master)
     *  @property _aInstances
     *  @type	 Array
     *  @default  []
     *  @private
     */
    TableTools._aInstances = [];


    /**
     * Store of all listeners and their callback functions
     *  @property _aListeners
     *  @type	 Array
     *  @default  []
     */
    TableTools._aListeners = [];



    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
     * Static methods
     * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /**
     * Get an array of all the master instances
     *  @method  fnGetMasters
     *  @returns {Array} List of master TableTools instances
     *  @static
     */
    TableTools.fnGetMasters = function () {
        var a = [];
        for (var i = 0, iLen = TableTools._aInstances.length ; i < iLen ; i++) {
            if (TableTools._aInstances[i].s.master) {
                a.push(TableTools._aInstances[i]);
            }
        }
        return a;
    };

    /**
     * Get the master instance for a table node (or id if a string is given)
     *  @method  fnGetInstance
     *  @returns {Object} ID of table OR table node, for which we want the TableTools instance
     *  @static
     */
    TableTools.fnGetInstance = function (node) {
        if (typeof node != 'object') {
            node = document.getElementById(node);
        }

        for (var i = 0, iLen = TableTools._aInstances.length ; i < iLen ; i++) {
            if (TableTools._aInstances[i].s.master && TableTools._aInstances[i].dom.table == node) {
                return TableTools._aInstances[i];
            }
        }
        return null;
    };


    /**
     * Add a listener for a specific event
     *  @method  _fnEventListen
     *  @param   {Object} that Scope of the listening function (i.e. 'this' in the caller)
     *  @param   {String} type Event type
     *  @param   {Function} fn Function
     *  @returns void
     *  @private
     *  @static
     */
    TableTools._fnEventListen = function (that, type, fn) {
        TableTools._aListeners.push({
            "that": that,
            "type": type,
            "fn": fn
        });
    };


    /**
     * An event has occurred - look up every listener and fire it off. We check that the event we are
     * going to fire is attached to the same table (using the table node as reference) before firing
     *  @method  _fnEventDispatch
     *  @param   {Object} that Scope of the listening function (i.e. 'this' in the caller)
     *  @param   {String} type Event type
     *  @param   {Node} node Element that the event occurred on (may be null)
     *  @param   {boolean} [selected] Indicate if the node was selected (true) or deselected (false)
     *  @returns void
     *  @private
     *  @static
     */
    TableTools._fnEventDispatch = function (that, type, node, selected) {
        var listeners = TableTools._aListeners;
        for (var i = 0, iLen = listeners.length ; i < iLen ; i++) {
            if (that.dom.table == listeners[i].that.dom.table && listeners[i].type == type) {
                listeners[i].fn(node, selected);
            }
        }
    };






    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
     * Constants
     * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */



    TableTools.buttonBase = {
        // Button base
        "sAction": "text",
        "sTag": "default",
        "sLinerTag": "default",
        "sButtonClass": "DTTT_button_text",
        "sButtonText": "Button text",
        "sTitle": "",
        "sToolTip": "",

        // Common button specific options
        "sCharSet": "utf8",
        "bBomInc": false,
        "sFileName": "*.csv",
        "sFieldBoundary": "",
        "sFieldSeperator": "\t",
        "sNewLine": "auto",
        "mColumns": "all", /* "all", "visible", "hidden" or array of column integers */
        "bHeader": true,
        "bFooter": true,
        "bOpenRows": false,
        "bSelectedOnly": false,

        // Callbacks
        "fnMouseover": null,
        "fnMouseout": null,
        "fnClick": null,
        "fnSelect": null,
        "fnComplete": null,
        "fnInit": null,
        "fnCellRender": null
    };


    /**
     * @namespace Default button configurations
     */
    TableTools.BUTTONS = {
        "csv": $.extend({}, TableTools.buttonBase, {
            "sAction": "flash_save",
            "sButtonClass": "DTTT_button_csv",
            "sButtonText": "CSV",
            "sFieldBoundary": '"',
            "sFieldSeperator": ",",
            "fnClick": function (nButton, oConfig, flash) {
                this.fnSetText(flash, this.fnGetTableData(oConfig));
            }
        }),

        "xls": $.extend({}, TableTools.buttonBase, {
            "sAction": "flash_save",
            "sCharSet": "utf16le",
            "bBomInc": true,
            "sButtonClass": "DTTT_button_xls",
            "sButtonText": "Excel",
            "fnClick": function (nButton, oConfig, flash) {
                this.fnSetText(flash, this.fnGetTableData(oConfig));
            }
        }),

        "copy": $.extend({}, TableTools.buttonBase, {
            "sAction": "flash_copy",
            "sButtonClass": "DTTT_button_copy",
            "sButtonText": "Copy",
            "fnClick": function (nButton, oConfig, flash) {
                this.fnSetText(flash, this.fnGetTableData(oConfig));
            },
            "fnComplete": function (nButton, oConfig, flash, text) {
                var
                    lines = text.split('\n').length,
                    len = this.s.dt.nTFoot === null ? lines - 1 : lines - 2,
                    plural = (len == 1) ? "" : "s";
                this.fnInfo('<h6>Table copied</h6>' +
                    '<p>Copied ' + len + ' row' + plural + ' to the clipboard.</p>',
                    1500
                );
            }
        }),

        "pdf": $.extend({}, TableTools.buttonBase, {
            "sAction": "flash_pdf",
            "sNewLine": "\n",
            "sFileName": "*.pdf",
            "sButtonClass": "DTTT_button_pdf",
            "sButtonText": "PDF",
            "sPdfOrientation": "portrait",
            "sPdfSize": "A4",
            "sPdfMessage": "",
            "fnClick": function (nButton, oConfig, flash) {
                this.fnSetText(flash,
                    "title:" + this.fnGetTitle(oConfig) + "\n" +
                    "message:" + oConfig.sPdfMessage + "\n" +
                    "colWidth:" + this.fnCalcColRatios(oConfig) + "\n" +
                    "orientation:" + oConfig.sPdfOrientation + "\n" +
                    "size:" + oConfig.sPdfSize + "\n" +
                    "--/TableToolsOpts--\n" +
                    this.fnGetTableData(oConfig)
                );
            }
        }),

        "print": $.extend({}, TableTools.buttonBase, {
            "sInfo": "<h6>Print view</h6><p>Please use your browser's print function to " +
              "print this table. Press escape when finished.",
            "sMessage": null,
            "bShowAll": true,
            "sToolTip": "View print view",
            "sButtonClass": "DTTT_button_print",
            "sButtonText": "Print",
            "fnClick": function (nButton, oConfig) {
                this.fnPrint(true, oConfig);
            }
        }),

        "text": $.extend({}, TableTools.buttonBase),

        "select": $.extend({}, TableTools.buttonBase, {
            "sButtonText": "Select button",
            "fnSelect": function (nButton, oConfig) {
                if (this.fnGetSelected().length !== 0) {
                    $(nButton).removeClass(this.classes.buttons.disabled);
                } else {
                    $(nButton).addClass(this.classes.buttons.disabled);
                }
            },
            "fnInit": function (nButton, oConfig) {
                $(nButton).addClass(this.classes.buttons.disabled);
            }
        }),

        "select_single": $.extend({}, TableTools.buttonBase, {
            "sButtonText": "Select button",
            "fnSelect": function (nButton, oConfig) {
                var iSelected = this.fnGetSelected().length;
                if (iSelected == 1) {
                    $(nButton).removeClass(this.classes.buttons.disabled);
                } else {
                    $(nButton).addClass(this.classes.buttons.disabled);
                }
            },
            "fnInit": function (nButton, oConfig) {
                $(nButton).addClass(this.classes.buttons.disabled);
            }
        }),

        "select_all": $.extend({}, TableTools.buttonBase, {
            "sButtonText": "Select all",
            "fnClick": function (nButton, oConfig) {
                this.fnSelectAll();
            },
            "fnSelect": function (nButton, oConfig) {
                if (this.fnGetSelected().length == this.s.dt.fnRecordsDisplay()) {
                    $(nButton).addClass(this.classes.buttons.disabled);
                } else {
                    $(nButton).removeClass(this.classes.buttons.disabled);
                }
            }
        }),

        "select_none": $.extend({}, TableTools.buttonBase, {
            "sButtonText": "Deselect all",
            "fnClick": function (nButton, oConfig) {
                this.fnSelectNone();
            },
            "fnSelect": function (nButton, oConfig) {
                if (this.fnGetSelected().length !== 0) {
                    $(nButton).removeClass(this.classes.buttons.disabled);
                } else {
                    $(nButton).addClass(this.classes.buttons.disabled);
                }
            },
            "fnInit": function (nButton, oConfig) {
                $(nButton).addClass(this.classes.buttons.disabled);
            }
        }),

        "ajax": $.extend({}, TableTools.buttonBase, {
            "sAjaxUrl": "/xhr.php",
            "sButtonText": "Ajax button",
            "fnClick": function (nButton, oConfig) {
                var sData = this.fnGetTableData(oConfig);
                $.ajax({
                    "url": oConfig.sAjaxUrl,
                    "data": [
                        { "name": "tableData", "value": sData }
                    ],
                    "success": oConfig.fnAjaxComplete,
                    "dataType": "json",
                    "type": "POST",
                    "cache": false,
                    "error": function () {
                        alert("Error detected when sending table data to server");
                    }
                });
            },
            "fnAjaxComplete": function (json) {
                alert('Ajax complete');
            }
        }),

        "div": $.extend({}, TableTools.buttonBase, {
            "sAction": "div",
            "sTag": "div",
            "sButtonClass": "DTTT_nonbutton",
            "sButtonText": "Text button"
        }),

        "collection": $.extend({}, TableTools.buttonBase, {
            "sAction": "collection",
            "sButtonClass": "DTTT_button_collection",
            "sButtonText": "Collection",
            "fnClick": function (nButton, oConfig) {
                this._fnCollectionShow(nButton, oConfig);
            }
        })
    };
    /*
     *  on* callback parameters:
     *  	1. node - button element
     *  	2. object - configuration object for this button
     *  	3. object - ZeroClipboard reference (flash button only)
     *  	4. string - Returned string from Flash (flash button only - and only on 'complete')
     */



    /**
     * @namespace Classes used by TableTools - allows the styles to be override easily.
     *   Note that when TableTools initialises it will take a copy of the classes object
     *   and will use its internal copy for the remainder of its run time.
     */
    TableTools.classes = {
        "container": "DTTT_container",
        "buttons": {
            "normal": "DTTT_button",
            "disabled": "DTTT_disabled"
        },
        "collection": {
            "container": "DTTT_collection",
            "background": "DTTT_collection_background",
            "buttons": {
                "normal": "DTTT_button",
                "disabled": "DTTT_disabled"
            }
        },
        "select": {
            "table": "DTTT_selectable",
            "row": "DTTT_selected"
        },
        "print": {
            "body": "DTTT_Print",
            "info": "DTTT_print_info",
            "message": "DTTT_PrintMessage"
        }
    };


    /**
     * @namespace ThemeRoller classes - built in for compatibility with DataTables' 
     *   bJQueryUI option.
     */
    TableTools.classes_themeroller = {
        "container": "DTTT_container ui-buttonset ui-buttonset-multi",
        "buttons": {
            "normal": "DTTT_button ui-button ui-state-default"
        },
        "collection": {
            "container": "DTTT_collection ui-buttonset ui-buttonset-multi"
        }
    };


    /**
     * @namespace TableTools default settings for initialisation
     */
    TableTools.DEFAULTS = {
        "sSwfPath": "media/swf/copy_csv_xls_pdf.swf",
        "sRowSelect": "none",
        "sSelectedClass": null,
        "fnPreRowSelect": null,
        "fnRowSelected": null,
        "fnRowDeselected": null,
        "aButtons": ["copy", "csv", "xls", "pdf", "print"],
        "oTags": {
            "container": "div",
            "button": "a", // We really want to use buttons here, but Firefox and IE ignore the
            // click on the Flash element in the button (but not mouse[in|out]).
            "liner": "span",
            "collection": {
                "container": "div",
                "button": "a",
                "liner": "span"
            }
        }
    };


    /**
     * Name of this class
     *  @constant CLASS
     *  @type	 String
     *  @default  TableTools
     */
    TableTools.prototype.CLASS = "TableTools";


    /**
     * TableTools version
     *  @constant  VERSION
     *  @type	  String
     *  @default   See code
     */
    TableTools.VERSION = "2.1.4";
    TableTools.prototype.VERSION = TableTools.VERSION;




    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
     * Initialisation
     * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /*
     * Register a new feature with DataTables
     */
    if (typeof $.fn.dataTable == "function" &&
         typeof $.fn.dataTableExt.fnVersionCheck == "function" &&
         $.fn.dataTableExt.fnVersionCheck('1.9.0')) {
        $.fn.dataTableExt.aoFeatures.push({
            "fnInit": function (oDTSettings) {
                var oOpts = typeof oDTSettings.oInit.oTableTools != 'undefined' ?
                    oDTSettings.oInit.oTableTools : {};

                var oTT = new TableTools(oDTSettings.oInstance, oOpts);
                TableTools._aInstances.push(oTT);

                return oTT.dom.container;
            },
            "cFeature": "T",
            "sFeature": "TableTools"
        });
    }
    else {
        alert("Warning: TableTools 2 requires DataTables 1.9.0 or newer - www.datatables.net/download");
    }

    $.fn.DataTable.TableTools = TableTools;

})(jQuery, window, document);